Home / 9,756,385.28-13,463,637.06-5,405,384.24

Finding the Fourth Proportional to 9,756,385.28, 13,463,637.06 and 5,405,384.24

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Solution

The fourth proportional to 9,756,385.28, 13,463,637.06 and 5,405,384.24 is: 7,459,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,385.28 : 13,463,637.06 = 5,405,384.24 : x
  2. Step 2: Convert to fraction form
    9,756,385.28/13,463,637.06 = 5,405,384.24/x
  3. Step 3: Cross multiply
    9,756,385.28x = 13,463,637.06 × 5,405,384.24
  4. Step 4: Simplify right side
    9,756,385.28x = 72,776,131,577,203.94
  5. Step 5: Solve for x
    x = 72,776,131,577,203.94/9,756,385.28
  6. Step 6: Final answer
    x = 7,459,333.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.